How 2 clear up epoxy that hasn't gone off |
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Dave.B ![]() Newbie ![]() ![]() Joined: 03 Mar 09 Online Status: Offline Posts: 38 |
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I've begun building the core for my Farr centreboard and routed a groove around the edge to fill with graphite filled epoxy to create a hard edge.
I picked it up tonight to do a bit more shaping and ended up with a sticky black hand. The leading edge epoxy has not gone off at all (and this is after 2 weeks!). I remember mixing it casually without proper measuring - Big mistake.
It is so soft and sticky it's getting everywhere and I'm concerned that if I don't get it all off it'll bung up my tools, affect my finishes and be a real pain.
I've dug the soft stiuff out and used some acetone with limited success
Any other ideas ?
Thx
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H2 148
H2 113 RS300 365 Farr 3.7 397 Build Blog http://davesfarr37project.weebly.com/ |
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winging it ![]() Really should get out more ![]() ![]() Joined: 22 Mar 07 Online Status: Offline Posts: 3958 |
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heat gun then clean up with acetone?
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the same, but different...
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JimC ![]() Really should get out more ![]() ![]() Joined: 17 May 04 Location: United Kingdom Online Status: Offline Posts: 6660 |
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Vinegar has been known to help with uncured epoxy, but I imagine you need to clean up every traceand then more when you've finished.
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mongrel ![]() Far too distracted from work ![]() Joined: 27 Aug 08 Online Status: Offline Posts: 304 |
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Cotton wool!
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RS400atC ![]() Really should get out more ![]() Joined: 04 Dec 08 Online Status: Offline Posts: 3011 |
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If what you are trying to get it off of is waterproof, a cream cleaner like cif can be effective.
Otherwise, iso-propanol or meths. You can use a green kitchen scourer to scrape up a lot of it. Never guess epoxy mixing! |
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Rupert ![]() Really should get out more ![]() Joined: 11 Aug 04 Location: Whitefriars sc Online Status: Offline Posts: 8956 |
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You can buy specific epoxy solvents which might work, but to begin with you are probably stuck (!) with mecanical means - scrape off as much as you can first, before adding anything that will spread it further.
Glad I'm not the only one who has done this... |
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Firefly 2324, Puffin 229, Minisail 3446 Mirror 70686
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alstorer ![]() Really should get out more ![]() ![]() Joined: 02 Aug 07 Location: Cambridge Online Status: Offline Posts: 2899 |
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fro, a pro point of view, acetone and its near cousin methyl ethyl ketone (MEK, CH3COC2H5) are the best cleaners in most situations, though I'd advise scraping (with a palette knife if possible- something big, flat, thin, rigid but not sharp) as much as possible off first.
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Al |
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Contender 541 ![]() Really should get out more ![]() ![]() Joined: 05 Dec 05 Location: Burton on Trent Online Status: Offline Posts: 1402 |
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MEK can be bought from your local DIY store as ABS pipe joiner - once you smell it you will never forget it (its actually quite nice) |
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When you find a big kettle of crazy it's probably best not to stir it - Pointy Haired Boss
Crew on 505 8780 |
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alstorer ![]() Really should get out more ![]() ![]() Joined: 02 Aug 07 Location: Cambridge Online Status: Offline Posts: 2899 |
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the other one we use a lot, many for soaking hand tools (not fast acting but has high boiling point so it doesn't evaporate quickly) is gamma-butyrolactone, but that's harder to get hold of ever since it made a Class C...
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Al |
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Jack Sparrow ![]() Really should get out more ![]() ![]() Joined: 08 Feb 05 Location: United Kingdom Online Status: Offline Posts: 2965 |
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The only thing I can think of is, as you are going to be fairing down eventually to a hard epoxy mix. Is to sacrifice a router bit to the great epoxy god and cut a slightly bigger groove and do the same with some 40 grit sand paper to take off the rest of the sticky stuff off the front edge. Maybe do this the other way round - sand face first, route second. So your router doesn't get mucky. That is if no sort of chemical is working. |
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